Transformers The core type transformer provides _______ Lesser average length per turn Shorter magnetic path Much longer magnetic path None of the listed here Lesser average length per turn Shorter magnetic path Much longer magnetic path None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Transformers A transformer has 200 W as iron loss at full load. The iron loss at full load. The iron loss at half full load will be 100 W 400 W 200 W 50 W 100 W 400 W 200 W 50 W ANSWER DOWNLOAD EXAMIANS APP
Transformers The primary winding of a transformer has 110 V ac across it. What is the secondary voltage if the turns ratio is 8? 88 V 880 V 8,800 V 8.8 V 88 V 880 V 8,800 V 8.8 V ANSWER DOWNLOAD EXAMIANS APP
Transformers A no-load test is performed on a transformer to determine magnetising current and loss efficiency magnetising current core loss copper loss magnetising current and loss efficiency magnetising current core loss copper loss ANSWER DOWNLOAD EXAMIANS APP
Transformers A transformer is an efficient device because it _______ Uses inductive coupling Uses capacitive coupling Is a static device Uses electric coupling Uses inductive coupling Uses capacitive coupling Is a static device Uses electric coupling ANSWER DOWNLOAD EXAMIANS APP
Transformers A tap changer is used on a transformer for None of the listed here Adjustment in primary voltage Adjustment in both primary and secondary Adjustments in secondary voltage None of the listed here Adjustment in primary voltage Adjustment in both primary and secondary Adjustments in secondary voltage ANSWER DOWNLOAD EXAMIANS APP
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